Town Hall Address 107 S. Main St. De Graff, OH 43318 United States- Logan County Zoning (937) 585-6632 107 S. Main St. De Graff, OH 43318 United States Fire District (937) 585-6632 117 S Main ST De Graff, OH 43318 United States Town Clerk (937) 585-6632 107 S. Main St. De Graff, OH 43318 United States Water (937) 585-5874 381 E Miami St De Graff, OH 43318 United States Sewer (937) 585-5874 381 E Miami St De Graff, OH 43318 United States Tax Collector (937) 585-6632 107 S. Main St. De Graff, OH 43318 United States Code Enforcement (937) 585-6632 107 S. Main St. De Graff, 43318 United States County Logan